Quote:This Ainâ€™t Your Ancestorsâ€™ Ice Bridge â€“ Russia To Build Tunnel Across Bering Strait
At 64 miles (103 km), it would not only be the longest tunnel in the world, it would more than double the currently longest British Channel Tunnel. It would span the Bering Straight and connect Russia to Alaska. Details are sketchy, but consensus indicates the tunnel would have a highway, high-speed rail tracks, a fiber optic network and pipelines for gas and oil. The total cost for the tunnel is projected at $65 billion USD.
Read it all: singularityhub.com
Phenomenal, this if undertaken would be one of the greatest engineering marvels ever. The world just got a little smaller.